Micro-Set Diamond Ring in 18kt White Gold. (D 3/4carat total weight) This item is a SEMI-MOUNT and it comes with NO CENTER STONE as shown but it will accommodate a 10x5mm Marquise center stone.Metal Type: 18kt goldMetal Color: WhiteStone Type: Diamond - WhiteCenter Stone Shape: MarquiseStyle: Halo style Weight: 4.9Accent Diamond-Shape: RoundAccent Diamond-Weight: 0.8